218970360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2803}}^1$

素因数の和:2858

約数の個数: 192

約数和(自身を含む): 839854080

約数和(自身を除く): 620883720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 2803, 3255, 3720, 3906, 4340, 5208, 5580, 5606, 6510, 7812, 8409, 8680, 9765, 11160, 11212, 13020, 14015, 15624, 16818, 19530, 19621, 22424, 25227, 26040, 28030, 33636, 39060, 39242, 42045, 50454, 56060, 58863, 67272, 78120, 78484, 84090, 86893, 98105, 100908, 112120, 117726, 126135, 156968, 168180, 173786, 176589, 196210, 201816, 235452, 252270, 260679, 294315, 336360, 347572, 353178, 392420, 434465, 470904, 504540, 521358, 588630, 608251, 695144, 706356, 782037, 784840, 868930, 882945, 1009080, 1042716, 1177260, 1216502, 1303395, 1412712, 1564074, 1737860, 1765890, 1824753, 2085432, 2354520, 2433004, 2606790, 3041255, 3128148, 3475720, 3531780, 3649506, 3910185, 4866008, 5213580, 5474259, 6082510, 6256296, 7063560, 7299012, 7820370, 9123765, 10427160, 10948518, 12165020, 14598024, 15640740, 18247530, 21897036, 24330040, 27371295, 31281480, 36495060, 43794072, 54742590, 72990120, 109485180, 218970360]

約数ペア:

[(1, 218970360), (2, 109485180), (3, 72990120), (4, 54742590), (5, 43794072), (6, 36495060), (7, 31281480), (8, 27371295), (9, 24330040), (10, 21897036), (12, 18247530), (14, 15640740), (15, 14598024), (18, 12165020), (20, 10948518), (21, 10427160), (24, 9123765), (28, 7820370), (30, 7299012), (31, 7063560), (35, 6256296), (36, 6082510), (40, 5474259), (42, 5213580), (45, 4866008), (56, 3910185), (60, 3649506), (62, 3531780), (63, 3475720), (70, 3128148), (72, 3041255), (84, 2606790), (90, 2433004), (93, 2354520), (105, 2085432), (120, 1824753), (124, 1765890), (126, 1737860), (140, 1564074), (155, 1412712), (168, 1303395), (180, 1216502), (186, 1177260), (210, 1042716), (217, 1009080), (248, 882945), (252, 868930), (279, 784840), (280, 782037), (310, 706356), (315, 695144), (360, 608251), (372, 588630), (420, 521358), (434, 504540), (465, 470904), (504, 434465), (558, 392420), (620, 353178), (630, 347572), (651, 336360), (744, 294315), (840, 260679), (868, 252270), (930, 235452), (1085, 201816), (1116, 196210), (1240, 176589), (1260, 173786), (1302, 168180), (1395, 156968), (1736, 126135), (1860, 117726), (1953, 112120), (2170, 100908), (2232, 98105), (2520, 86893), (2604, 84090), (2790, 78484), (2803, 78120), (3255, 67272), (3720, 58863), (3906, 56060), (4340, 50454), (5208, 42045), (5580, 39242), (5606, 39060), (6510, 33636), (7812, 28030), (8409, 26040), (8680, 25227), (9765, 22424), (11160, 19621), (11212, 19530), (13020, 16818), (14015, 15624)]